Mercedes-Benz LED Headlight Module A2479004204 - Right Side
Part Number: A2479004204 (Aftermarket Replacement)
Cross References (Continental/VDO): A2C7530742300, A2C7530742200, A2C7530742400
Headlight Type: Full LED – High Performance & Multibeam
Function: Controls Low Beam, Daytime Running Light (DRL), and Front Turn Signal
Placement: Front Right Headlamp Unit
Warranty: 1-Year Warranty (HIDS-DIRECT)
Condition: New – High-Quality Aftermarket Replacement
Product Overview
This aftermarket replacement LED control unit is a direct-fit alternative to the original Mercedes-Benz module A2479004204 (Right Side). It is manufactured to meet or exceed OEM standards and is compatible with both High Performance and Multibeam LED headlight systems across a wide range of Mercedes-Benz models.
The unit controls:
- Low Beam (Dipped Beam)
- Daytime Running Lights (DRL)
- Front Turn Signal Indicators
For the matching left-side module, see: Mercedes-Benz LED Headlight Module A2479004104 – Left Side.
⚠️ Note: This is not a genuine OEM part, but a high-quality compatible replacement. Coding will still be required after installation to ensure correct functionality.
⚠️ Common Symptoms of a Faulty Original Unit
- "Intelligent Light System Inoperative" message
- "Right dipped beam defective – consult workshop"
- "Front right indicator malfunction"
- "Right daytime running lamp" warning
- Headlight range or height adjustment failure
Typical Diagnostic Trouble Codes (DTCs)
- B285755 – Standing light malfunction – not configured
- B286055 – Daytime running light malfunction – not configured
- U117B00 – LED matrix communication fault
- U118A00 / U118A02 – Headlamp range adjustment fault
- B210F14 – Terminal 30 input fault (open or short circuit)
Compatible OEM & Manufacturer Part Numbers
Mercedes-Benz OE Numbers:
- A247 900 42 04 (Right)
- A213 900 27 34 / A213900273464
- A213 900 28 34 / A213900283480
- A2479001702 / A2479003603 / A2479003403 / A2479003904
Continental/VDO Cross-References:
- A2C7530742300
- A2C7530742200
- A2C7530742400
Software & Hardware Identifiers:
- HW-NR: A2479018302, A2479015601, A2479010902
- SW-NR: A2479026401, A2479020201, A2479023401
Vehicle Compatibility
✅ High Performance LED Headlight Models:
- A-Class (W177): 2018–2021
- B-Class (W247): 2018–
- CLA-Class (C118): CLA220d, CLA250, CLA45 AMG
- C-Class (W205, S205, C205, A205): Saloon, Estate, Coupe, Convertible
- GLC (X253, C253): GLC200–GLC63S AMG
- GLE (W167, C167): GLE350–GLE63S AMG
- GLB (X247): GLB180–GLB35 AMG
- GLA (H247): GLA200–GLA45 AMG
- GLS (X167): GLS450–GLS63 AMG
- G-Class (W463): G500, G550, G63 AMG
- Sprinter (W907/W910): 2018–2022
✅ Multibeam LED Headlight Models:
- A-Class (W177, V177), CLA Coupe/Shooting Brake, GLE V167, C-Class W205 Facelift, GLB, GLA, GLS
- Petrol, Diesel, and Plug-in Hybrid (PHEV) variants supported
⚠️ Note: Always match the part number from your original unit to ensure compatibility.
Installation Notes
- Plug-and-play fitment – no modifications required
- Coding is required using Mercedes-compatible diagnostic tools
- Professional installation is recommended